[PATCH net-next v2 2/2] gtp: let userspace handle packets for invalid tunnels

enable userspace to send error replies for invalid tunnels Acked-by: Harald Welte <laforge(a)netfilter.org> Signed-off-by: Andreas Schultz <aschultz(a)tpip.net> --- drivers/net/gtp.c | 8 ++++---- 1 file changed, 4 insertions(+), 4 deletions(-) diff --git a/drivers/net/gtp.c b/drivers/net/gtp.c index 5c63a37..5dd7de6 100644 --- a/drivers/net/gtp.c +++ b/drivers/net/gtp.c @@ -199,12 +199,12 @@ static int gtp0_udp_encap_recv(struct gtp_dev *gtp, struct sk_buff *skb, pctx = gtp0_pdp_find(gtp, be64_to_cpu(gtp0->tid)); if (!pctx) { netdev_dbg(gtp->dev, "No PDP ctx to decap skb=%p\n", skb); - return -1; + return 1; } if (!gtp_check_src_ms(skb, pctx, hdrlen)) { netdev_dbg(gtp->dev, "No PDP ctx for this MS\n"); - return -1; + return 1; } /* Get rid of the GTP + UDP headers. */ @@ -248,12 +248,12 @@ static int gtp1u_udp_encap_recv(struct gtp_dev *gtp, struct sk_buff *skb, pctx = gtp1_pdp_find(gtp, ntohl(gtp1->tid)); if (!pctx) { netdev_dbg(gtp->dev, "No PDP ctx to decap skb=%p\n", skb); - return -1; + return 1; } if (!gtp_check_src_ms(skb, pctx, hdrlen)) { netdev_dbg(gtp->dev, "No PDP ctx for this MS\n"); - return -1; + return 1; } /* Get rid of the GTP + UDP headers. */ -- 2.10.2